71181320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1579}}^1$

素因数の和:1627

約数の個数: 96

約数和(自身を含む): 194529600

約数和(自身を除く): 123348280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 920, 980, 1127, 1288, 1579, 1610, 1960, 2254, 3158, 3220, 4508, 5635, 6316, 6440, 7895, 9016, 11053, 11270, 12632, 15790, 22106, 22540, 31580, 36317, 44212, 45080, 55265, 63160, 72634, 77371, 88424, 110530, 145268, 154742, 181585, 221060, 254219, 290536, 309484, 363170, 386855, 442120, 508438, 618968, 726340, 773710, 1016876, 1271095, 1452680, 1547420, 1779533, 2033752, 2542190, 3094840, 3559066, 5084380, 7118132, 8897665, 10168760, 14236264, 17795330, 35590660, 71181320]

約数ペア:

[(1, 71181320), (2, 35590660), (4, 17795330), (5, 14236264), (7, 10168760), (8, 8897665), (10, 7118132), (14, 5084380), (20, 3559066), (23, 3094840), (28, 2542190), (35, 2033752), (40, 1779533), (46, 1547420), (49, 1452680), (56, 1271095), (70, 1016876), (92, 773710), (98, 726340), (115, 618968), (140, 508438), (161, 442120), (184, 386855), (196, 363170), (230, 309484), (245, 290536), (280, 254219), (322, 221060), (392, 181585), (460, 154742), (490, 145268), (644, 110530), (805, 88424), (920, 77371), (980, 72634), (1127, 63160), (1288, 55265), (1579, 45080), (1610, 44212), (1960, 36317), (2254, 31580), (3158, 22540), (3220, 22106), (4508, 15790), (5635, 12632), (6316, 11270), (6440, 11053), (7895, 9016)]